Olli "Ollie" Tukiainen is a guitarist of the Finnish rock band Poets of the Fall. Before joining Poets of the Fall, Tukiainen along with Poets vocalist Marko Saaresto, made songs for "Playground", which was Saaresto's band before Poets of the Fall. Wikipedia
The definitive Wikipedia entry for Olli Tukiainen. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Olli_Tukiainen
